TY - BOOK AU - Church, S. E. CN - I 19.76: CY - [Denver, Colo.] : DA - 1994. ID - 196533 KW - River sediments KW - Lead mines and mining N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 97-0111-M. PB - U.S. Dept. of the Interior, U.S. Geological Survey, PP - [Denver, Colo.] : PY - 1994. T1 - Geochemical and lead-isotopic studies of river and lake sediments, upper Arkansas River basin, Twin Lakes to Pueblo, Colorado TI - Geochemical and lead-isotopic studies of river and lake sediments, upper Arkansas River basin, Twin Lakes to Pueblo, Colorado VL - 94-412 ER -